🟩 平方十米 ↔ 坪（精确）Square decametre to Pyeong (exact)
平方十米与坪（精确）互算（1 dam² = 30.25 pyeong X）。本地换算，附常用相关单位。Convert square decametre and pyeong (exact) (1 dam² = 30.25 pyeong X). Runs locally with related units.
点击任意一行可复制该结果；小于 0.0001 或不小于 10¹⁵ 的数值用 × 10ⁿ 科学计数法显示Click any row to copy that result. Values below 0.0001 or at least 10¹⁵ are shown in × 10ⁿ notation
使用说明与常见问题How-to & FAQ
「平方十米 ↔ 坪（精确）」是什么？What is the Square decametre to Pyeong (exact) tool?
平方十米与坪（精确）互算（1 dam² = 30.25 pyeong X）。本地换算，附常用相关单位。Convert square decametre and pyeong (exact) (1 dam² = 30.25 pyeong X). Runs locally with related units.
如何使用「平方十米 ↔ 坪（精确）」？How do I use the Square decametre to Pyeong (exact) tool?
在「平方十米 ↔ 坪（精确）」中输入数值并选择原单位，表格会同时列出换算到所有其他单位的结果，可一键复制。Enter a value in the Square decametre to Pyeong (exact) and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 平方十米等于多少坪（精确）？How many pyeong (exact) in 1 square decametre?
1 dam² = 30.25 pyeong X（按国际定义系数）。1 dam² = 30.25 pyeong X (international definition).
如何把平方十米换算成坪（精确）？How do I convert square decametre to pyeong (exact)?
结果 = 数值 × 30.25。例如 1 dam² = 30.25 pyeong X。result = value × 30.25. Example: 1 dam² = 30.25 pyeong X.
平方十米/坪（精确）属于哪类单位？What kind of units are square decametre/pyeong (exact)?
二者同属「面积」量纲，可安全互算；也可打开「area-converter」做多单位对照。Both are area units; see also the area converter hub.
「平方十米 ↔ 坪（精确）」免费吗？需要注册吗？Is the Square decametre to Pyeong (exact) free? Do I need an account?
「平方十米 ↔ 坪（精确）」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Square decametre to Pyeong (exact) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.